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SOFTEK^®

Integrated monoleaf suspension and steer axle system

SOFTEK® combines the lightweight STEERTEK™ NXT axle with monoleaf spring technology and a traditional axle clamp group design, offering commercial fleets increased payload capacity and operational efficiency. Integrated Air Disc Brake (IADB) knuckles are available remove even more weight from commercial vehicles. The SOFTEK system is designed for heavy-duty truck and tractor applications rated for 12,500 and 13,200 capacities. SOFTEK is available exclusively on Peterbilt 567 and 579 models in Set Back Axle (SBA) chassis configurations.

Features and Benefits

Lightweight Design

Saves up to 85 pounds compared to two-leaf springs with a traditional I-beam axle, providing increased payload capacity
Integrated Air Disc Brake Knuckles available for greater weight savings, eliminating the need for separate torque plates and fasteners

Improved Ride

Optimized monoleaf design eliminates inter-leaf friction, improving ride and comfort

Exceptional Handling

Monoleaf spring suspension provides enhanced handling

Reduced Maintenance

Unique, two-piece knuckle design eliminates the need to remove the kingpin to service bushings, helping to reduce lifecycle costs
Premium kingpin bushings and seals provide enhanced protection from the elements to improve bushing life and extend recommended service intervals
Rubber spring pin bushings require no maintenance; threaded spring pin bushings are optional

Superior Axle Warranty Coverage

Standard 10-year, 1-million-mile limited Structural Axle Warranty
Standard 5-year, 750,000-mile limited Spindle-to-Spindle Axle Warranty

STEERTEK NXT Fabricated Steer Axle

Box-shaped cross-section resists horizontal, vertical, and twisting forces more effectively than traditional I-beam axles
Compatible with drum or disc brakes

Specifications

DESCRIPTION	CAPACITY	WEIGHT SAVINGS ¹ (VS. COMPARABLE SYSTEM)
SOFTEK	12,500 lbs.	up to 74 lbs.
SOFTEK	13,200 lbs.	up to 85 lbs.

1. Weight savings versus comparable front wide track axles with two-leaf spring suspensions.

The SOFTEK system is available exclusively with the STEERTEK NXT axle. Contact Hendrickson or Peterbilt for availablity.

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SOFTEK^®

Integrated monoleaf suspension and steer axle system

Features and Benefits

Lightweight Design

Improved Ride

Exceptional Handling

Reduced Maintenance

Superior Axle Warranty Coverage

STEERTEK NXT Fabricated Steer Axle

Specifications

Literature

MAAXUPTIME

Truck Extended Warranty

Weight Savings Calculator

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